 Related Questions A database instance (Server) is a set of memory structure and background processes that access a set of database files. The process can be shared by all users. The Latest Answer : Database instance(server) is the combination of memory structure and background process. It's a way to connect to the oracle database. ... It consists ofone or more data files.one or more control files.two or more redo log files.The Database containsmultiple users/schemasone or more rollback segmentsone or more tablespacesData dictionary Two processes wating to update the rows of a table which are locked by the other process then deadlock arises. In a database environment this will often happen Latest Answer : Oracle automatically detect deadlock , but not occar ... Latest Answer : Server process writes the data block it read from the database to the buffer. DBWR process writes data from buffer to database. ... Latest Answer : During database mount process, Oracle would check for the existence of controlfiles mentioned in init.ora file but it wont check the contents of the controlfile which is done during the opening of database. ... Latest Answer : DBWR only writes to the data files. So the answer is Server Process. ... Latches are low level serialization mechanisms used to protect shared data structures in the SGA. The implementation of latches is operating system dependent, particularly in regard to whether a process Latest Answer : Latches are simple, low-level serialization mechanisms to protect shared data structures in the system global area (SGA). For example, latches protect the list of users currently accessing the database and protect the data structures describing the blocks ... Enqueues are another type of locking mechanism used in Oracle. An enqueue is a more sophisticated mechanism which permits several concurrent processes to have varying degree of sharing of "known" Latest Answer : An enqueue is a sophisticated locking mechanism that permits several concurrent processes to share known resources to varying degrees. Any object that can be used concurrently can be protected with enqueues. For example, Oracle allows varying levels of ... Thhere are 3 different ways :-1) SELECT name, value FROM v$parameter WHERE name = 'spfile'; //This query will return NULL if you are using PFILE2) SHOW PARAMETER spfile // This query will returns Latest Answer : select * from v$parameter where name='spfile'; ... Latest Answer : 1. set SHARED_SERVERS=(more than 1) in init.ora2. make changes in tnsnames.ora file to get the connection with DISPATHERS rather than dedicated servers ...
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